{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Treatment.Time_elapsed", "Subject.Age", "Subject", "Treatment", "Treatment.Drug", "Treatment.Freq", "Treatment.Route", "Combination.Drug", "Treatment.Duration", "Treatment.Disorder", "Effect", "Subject.Race", "Treatment.Dosage"]}, {"event_type": "adverse event", "trigger": true, "arguments": ["Subject.Gender", "Treatment.Freq", "Treatment.Time_elapsed", "Effect", "Treatment.Drug", "Subject.Age", "Combination.Drug", "Treatment.Duration", "Treatment.Dosage", "Subject.Disorder", "Subject.Population", "Subject", "Treatment", "Treatment.Route", "Subject.Race", "Treatment.Disorder"]}], "input": "Ritonavir can inhibit the metabolism of fentanyl significantly, so caution should be exercised if fentanyl is given to patients receiving ritonavir medication."}
{"potential therapeutic event": [], "adverse event": [{"trigger": "caution ", "arguments": {"Subject.Gender": "NAN", "Treatment.Freq": "NAN", "Treatment.Time_elapsed": "NAN", "Effect": "metabolism of fentanyl significantly", "Treatment.Drug": ["fentanyl", "Ritonavir"], "Subject.Age": "NAN", "Combination.Drug": ["fentanyl", "Ritonavir"], "Treatment.Duration": "NAN", "Treatment.Dosage": "NAN", "Subject.Disorder": "NAN", "Subject.Population": "NAN", "Subject": "patients receiving ritonavir medication", "Treatment": "fentanyl", "Treatment.Route": "NAN", "Subject.Race": "NAN", "Treatment.Disorder": "NAN"}}]}